Could be anyone. There were two 100,000 bids yesterday and redbull was one of them. Some shares being transferred to Merkur and sold there for a higher price.
This is not really relevant. If you take the share price low enough or hit it with a hammer as this management team has done systematically for the past 9 months, then there will always be buyers. For now at least, while people still have some hope left for the dividends.
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